87402280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2391

約数の個数: 96

約数和(自身を含む): 240904800

約数和(自身を除く): 153502520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1330, 1862, 1960, 2347, 2660, 3724, 4655, 4694, 5320, 7448, 9310, 9388, 11735, 16429, 18620, 18776, 23470, 32858, 37240, 44593, 46940, 65716, 82145, 89186, 93880, 115003, 131432, 164290, 178372, 222965, 230006, 312151, 328580, 356744, 445930, 460012, 575015, 624302, 657160, 891860, 920024, 1150030, 1248604, 1560755, 1783720, 2185057, 2300060, 2497208, 3121510, 4370114, 4600120, 6243020, 8740228, 10925285, 12486040, 17480456, 21850570, 43701140, 87402280]

約数ペア:

[(1, 87402280), (2, 43701140), (4, 21850570), (5, 17480456), (7, 12486040), (8, 10925285), (10, 8740228), (14, 6243020), (19, 4600120), (20, 4370114), (28, 3121510), (35, 2497208), (38, 2300060), (40, 2185057), (49, 1783720), (56, 1560755), (70, 1248604), (76, 1150030), (95, 920024), (98, 891860), (133, 657160), (140, 624302), (152, 575015), (190, 460012), (196, 445930), (245, 356744), (266, 328580), (280, 312151), (380, 230006), (392, 222965), (490, 178372), (532, 164290), (665, 131432), (760, 115003), (931, 93880), (980, 89186), (1064, 82145), (1330, 65716), (1862, 46940), (1960, 44593), (2347, 37240), (2660, 32858), (3724, 23470), (4655, 18776), (4694, 18620), (5320, 16429), (7448, 11735), (9310, 9388)]